The very volcanoes are located in hollows, about half a kilometer in diameter. In the center of a hollow there is a round lake filled with mud.
这些火山位于直径约一千米的洼地中。洼地中间是一个充满泥水的圆形湖。
The very volcanoes are located in hollows, about half a kilometer in diameter. In the center of a hollow there is a round lake filled with mud.
这些火山位于直径约一千米的洼地中。洼地中间是一个充满泥水的圆形湖。
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